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| Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version | ||
| Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8956 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
| 2 | domtr 8984 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan2 602 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 class class class wbr 5099 ≈ cen 8920 ≼ cdom 8921 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-pow 5321 ax-pr 5389 ax-un 7714 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-id 5540 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-f1o 6524 df-en 8924 df-dom 8925 |
| This theorem is referenced by: domdifsn 9028 xpdom1g 9042 domunsncan 9045 sdomdomtr 9078 domen2 9088 mapdom2 9116 unxpdom2 9200 sucxpdom 9201 xpfir 9208 fodomfiOLD 9270 cardsdomelir 9928 infxpenlem 9966 xpct 9969 infpwfien 10015 inffien 10016 mappwen 10065 iunfictbso 10067 djuxpdom 10139 cdainflem 10141 djuinf 10142 djulepw 10146 ficardun2 10155 unctb 10157 infdjuabs 10158 infunabs 10159 infdju 10160 infdif 10161 infxpdom 10163 pwdjudom 10168 infmap2 10170 fictb 10197 cfslb 10220 fin1a2lem11 10364 fnct 10491 unirnfdomd 10522 iunctb 10529 alephreg 10537 cfpwsdom 10539 gchdomtri 10584 canthp1lem1 10607 pwfseqlem5 10618 pwxpndom 10621 gchdjuidm 10623 gchxpidm 10624 gchpwdom 10625 gchhar 10634 inttsk 10729 inar1 10730 tskcard 10736 znnen 16227 qnnen 16228 rpnnen 16242 rexpen 16243 aleph1irr 16261 cygctb 19915 1stcfb 23485 2ndcredom 23490 2ndcctbss 23495 hauspwdom 23541 tx2ndc 23691 met1stc 24561 met2ndci 24562 re2ndc 24841 opnreen 24872 ovolctb2 25534 ovolfi 25536 uniiccdif 25620 dyadmbl 25642 opnmblALT 25645 vitali 25655 mbfimaopnlem 25697 mbfsup 25706 aannenlem3 26371 dmvlsiga 34387 sigapildsys 34420 omssubadd 34558 carsgclctunlem3 34578 finminlem 36642 phpreu 38067 lindsdom 38077 mblfinlem1 38120 pellexlem4 43373 pellexlem5 43374 pr2dom 44067 tr3dom 44068 nnfoctb 45592 ioonct 46077 subsaliuncl 46896 caragenunicl 47062 eufunclem 50106 aacllem 50386 |
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